Nanjing Nari Jibao Electric Co. Ltd., a subsidiary of NARI Technology Co., Ltd., is a Chinese company that manufactures power grid relay, transmissions, power plant automations and other equipment.

NR Electric Co., Ltd. is a Chinese private company located in Nanjing that designs and manufactures electrical protection and control systems for electric power generation.

Korea Electric Power Corporation (NYSE: KEP, KRX: 015760), better known as KEPCO (Hangul: 켑코) or Hanjeon (Hangul: 한전), is the largest electric utility in South Korea, responsible for the generation, transmission and distribution of electricity and the development of electric power projects including those in nuclear power, wind power and coal. KEPCO is responsible for 93% of Korea's electricity generation. The South Korean government (directly and indirectly) owns a 51.11% share of KEPCO. Together with its affiliates and subsidiaries, KEPCO has an installed capacity of 65,383 MW. On the 2011 Fortune Global 500 ranking of the world's largest companies, KEPCO was ranked 271. KEPCO is a member of the World Energy Council, the World Nuclear Association and the World Association of Nuclear Operators. As of August 2011, KEPCO possesses an A+ credit rating with Fitch Ratings, while Moody's has assigned KEPCO an A1 stable rating.

ABB Group, part of ABB Ltd., is a Swedish company that manufactures electrical and electronic products.

Safran Aircraft Engines (previously Snecma) is a French aerospace engine manufacturer headquartered in Courcouronnes, France. It designs, makes and maintains engines for commercial and military aircraft as well as rocket engines for launch vehicles and satellites.

Xi'an Rich Electric Power Equipment Co., Ltd., established on 2004-04-19, The scope of business includes electrical equipment,Electronic equipment(In addition to exclusive control),Metallurgical Equipment Design,to develop,manufacture,Sales,Install,debugging,Technical consulting and technology transfer;ferroalloy,Calcium carbide,ore(In addition to exclusive control),metallic material(In addition to exclusive control),building materials(wood removal),mechanical product,electronic product(In addition to exclusive control),Communication equipment(In addition to exclusive control),electronics(car removal),Computer and Auxiliary,Sales of Industrial Silicon.

Siemens AG is a technology company, which engages in the areas of automation and digitalization in the process and manufacturing industries, infrastructure for buildings and energy systems, mobility solutions for rail transport, and medical technology and digital healthcare services. It operates through the following segments: Digital Industries, Smart Infrastructure, Mobility, Siemens Healthineers, and Siemens Financial Services. The Digital Industries segment offers a product portfolio and system solutions for automation used in discrete and process industries. The Smart Infrastructure segment includes products, systems, solutions, services and software to support a transition from fossil to renewable energy sources. The Mobility segment combines all Siemens businesses in the area of passenger and freight transportation. The Siemens Healthineers segment develops, manufactures, and sells diagnostic and therapeutic products, and services to healthcare providers. The Siemens Financial Services segment focuses on financing solutions for Siemens’ customers as well as other companies in the form of debt and equity investments. The company was founded by Johann Georg Halske and Werner von Siemens on October 12, 1847 and is headquartered in Munich, Germany.

Jeumont Schneider Industrie Sa is a French company located in Paris and ultimately controlled by the Government of France. The firm manufactures electronic components. On February 01, 1993 Areva NP SAS, now a subsidiary of Government of France acquired Jeumont Schneider Industrie Sa from Soci��t�� Parisienne Dentreprises Et De Participations.

Global Energy Interconnection Research Institute is a Chinese company ultimately controlled by the Government of China. The firm operates as an research institute.

SGCC was founded on Dec. 29th, 2002 as a pilot state-owned corporation by the State Council. As a backbone state-owned enterprise that may affect national energy safety and economic lifelines, SGCC's core business is to build and operate power grids and provides secure and reliable power supply for the development of the society. With a registered capital of RMB 200 billion yuan and service area covering 26 provinces,autonomous regions and municipalities directly under the jurisdiction of the Central Government which equals to 88% of the national territory. SGCC carries out the president responsibility system. The president is the legal corporate representative of SGCC. By the end of 2005, SGCC accumulated a total asset of RMB1176.7 billion yuan with a debt-asset ratio of 61.96%, and possessed 195,899 km of 220kV and above transmission lines with a transforming capacity up to 616.64 GVA. SGCC has 1.502 million employees and serves 128 million customers. In 2005, SGCC sold electric power up to 1464.6 TWh and achieved an operation income of RMB 721.4 billion yuan with a net profit of RMB14.4 billion yuan profit & tax of RMB 60.4 billion yuan. SGCC was ranked the 40th in the Fortune Global 500 in 2005.

Kobelco Construction Machinery Co. Ltd. manufactures and markets construction and transport machinery such as hydraulic excavators and cranes. The company was founded in October 1999 and is headquartered in Tokyo, Japan.

CLP Technology Co., Ltd., established on 2006-04-20, Business scope includes technology development,technology transfer,technical consulting,Technical Training,Technical Services;Power Engineering Consulting,debugging;Professional contractors;Development of new technologies and products for electric power,application,Promotion and sales;Import and export,Technology Import and Export,Agent import and export;Computer System Services;software development;Manufacturing of power transmission and distribution and control equipment.(Market entities independently choose business projects in accordance with the law,Carry out business activities;Items subject to approval by law,Carry out business activities in accordance with the approved content after approval by relevant departments;Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

Hydro-Québec is a major supplier of electricity, relying on clean, renewable energy. Hydro-Québec generates, transmits and distributes electricity. Its sole shareholder is the Québec government. It uses mainly renewable generating options, in particular large hydro, and supports the development of other technologies—such as wind energy and biomass. A responsible corporate citizen committed to sustainability, Hydro-Québec carries out construction projects to prepare for the future. It also conducts R&D in energy-related fields, including energy efficiency. The company has four divisions.

Alstom SpA engages in the electricity, gas, steam and air conditioning supply. The company is headquartered in Rome, Italy.

Second name of Wenzhou Power Supply Company of State Grid Zhejiang Electric Power Co., Ltd.: Wenzhou Electric Power Bureau, established on 2008-05-14, Business scope includes direct power supply,Wholesale power transmission and transformation project installation.

AMSC offers an array of proprietary technologies and solutions spanning the electric power infrastructure – from generation to delivery to end use. Skills include alternative energy, providing proven, megawatt-scale wind turbine designs and electrical control systems. The company also offers a number of Smart Grid technologies for power grid operators that enhance the reliability, efficiency and capacity of the grid, and integrate renewable energy sources into the power infrastructure. These include superconductor power cable systems, grid-level surge protectors and power electronics-based voltage stabilization systems. AMSC ’s technologies are protected by a broad and deep intellectual property portfolio consisting of hundreds of patents and licenses worldwide. AMSC is the world's principal vendor of high temperature superconductor wire and large rotating superconductor machinery and a world-leading supplier of dynamic reactive power grid stabilization products. AMSC's HTS wire and power electronic converters are at the core of a broad range of new electricity transmission and distribution, transportation and industrial processing applications. The company is headquartered in Devens, Massachusetts, USA.

Anhui Shangzao Intelligent Equipment Technology Co., Ltd., established on 2017-06-19, The scope of business includes robotics,Equipment,electric car,Electronic equipment,medical equipment,Energy equipment and materials,Green facilities,Protective Equipment and Supplies,Software and hardware system integration and design and development of new materials,Production,Sales;furniture,office equipment,Clothing and fabric production,Sales.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)